HSO is a sieve that includes world-class materials (currently numbering >50,000 resources), hand-selected by clinicians and other experts from already-existing reliable sources and resource collections. This includes medical specialty societies, accredited continuing education organizations, governments, and top-ranked universities ...

Founding collaborators for this site include [the U.S. Centers for Disease Control and Prevention], World Bank, the American College of Preventive Medicine, and the University of British Columbia. HSO is non-profit; funding has been obtained from the Canadian and British Columbian governments, the World Health Organization, NATO’s Science for Peace Program, the Annenberg Physician Training Program, the Ulrich and Ruth Frank Foundation for International Health, and other generous and committed individuals. Health providers and scientists, in training and in practice, have donated thousands of hours, identifying and making materials accessible for HSO users. ...

The open access movement:
Putting peer-reviewed scientific and scholarly literature
on the internet. Making it available free of charge and
free of most copyright and licensing restrictions.
Removing the barriers to serious research.